<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>选择器练习</title>
    <style>
        #gy{color: green}
        .yellow{color: yellow}
        input[type="text"],body>p{
            background-color: red;}
        body>div>div>p{color: pink}
        body div div p{
            background-color: yellow;}
        a:link{color: green}
        a:visited{color: red}
        a:hover{color: yellow}
        a:active{color: pink}
    </style>
</head>
<body>
<ul>
    <li>刘备</li>
    <li class="yellow">张飞</li>
    <li id="gy">关羽</li>
</ul>
<p>香蕉</p>
<p class="yellow">苹果</p>
<input type="text"><input type="password">
<div>
    <p>p1</p>
    <div>
        <p>p2</p>
    </div>
    <div>
        <div>
            <p>p3</p>
        </div>
    </div>

</div>
<a href="http://www.youku.com">优酷</a>
</body>
</html>